Pen



FIG. 1 is a right side elevational view of a first embodiment of a penshowing my new design.

FIG. 2 is a front elevational view of the first embodiment.

FIG. 3 is a left side elevational view of the first embodiment.

FIG. 4 is a rear elevational view of the first embodiment.

FIG. 5 is a top plan view of the first embodiment.

FIG. 6 is a bottom plan view of the first embodiment.

FIG. 7 is a right side elevational view of a second embodiment of thepen showing my new design.

FIG. 8 is a front elevational view of the second embodiment.

FIG. 9 is a left side elevational view of the second embodiment.

FIG. 10 is a rear elevational view of the second embodiment.

FIG. 11 is a top plan view of the second embodiment.

FIG. 12 is a bottom plan view of the second embodiment.

FIG. 13 is a right side elevational view of a third embodiment of thepen showing my new design.

FIG. 14 is a front elevational view of the third embodiment.

FIG. 15 is a left side elevational view of the third embodiment.

FIG. 16 is a rear elevational view of the third embodiment.

FIG. 17 is a top plan view of the third embodiment; and

FIG. 18 is a bottom plan view of the third embodiment.

The ornamental design for a pen, substantially as shown and described.